4-Bromo-5-(difluoromethyl)pyridine-2-carbonyl chloride
2-Amino-3-(difluoromethyl)-5-methoxypyridine-4-sulfonyl chloride
2-Bromo-3-(difluoromethyl)-6-fluoro-5-nitropyridine
4-(Chloromethyl)-2-(difluoromethyl)-5-methoxy-3-nitropyridine
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